iasfa.org.br - robtex.com

iasfa.org.br

DNSSEC⚠️ Not signed
A2606:4700:3032::ac43:c7e7🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3035::6815:54fb🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.84.251Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.199.231🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSrocky.ns.cloudflare.com ⭐
A2606:4700:58::adf5:3be3🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRrocky.ns.cloudflare.com
A2803:f800:50::6ca2:c1e3🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRrocky.ns.cloudflare.com
A2a06:98c1:50::ac40:21e3🇺🇸 Cloudflare2a06:98c1:50::/45
PTRrocky.ns.cloudflare.com
A108.162.193.227🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRrocky.ns.cloudflare.com
A172.64.33.227🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRrocky.ns.cloudflare.com
A173.245.59.227🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRrocky.ns.cloudflare.com
NSsunny.ns.cloudflare.com
A2606:4700:50::a29f:26a6🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsunny.ns.cloudflare.com
A2803:f800:50::6ca2:c2a6🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRsunny.ns.cloudflare.com
A2a06:98c1:50::ac40:22a6🇺🇸 Cloudflare2a06:98c1:50::/45
PTRsunny.ns.cloudflare.com
A108.162.194.166🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsunny.ns.cloudflare.com
A162.159.38.166Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsunny.ns.cloudflare.com
A172.64.34.166🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsunny.ns.cloudflare.com
MXmx.core.locaweb.com.br ⭐
A177.153.23.241🇧🇷 Locaweb177.153.0.0/19 Servicos de Internet SA
PTRmx.core.locaweb.com.br
MXmx.a.locaweb.com.br(20)
A186.202.4.42🇧🇷 Locaweb186.202.0.0/19 Servicos de Internet SA
PTRmx.a.locaweb.com.br
MXmx.b.locaweb.com.br(20)
A177.153.23.242🇧🇷 Locaweb177.153.0.0/19 Servicos de Internet SA
PTRmx.b.locaweb.com.br
MXmx.jk.locaweb.com.br(20)
A200.234.204.130🇧🇷 Locaweb200.234.192.0/20 Servicos de Internet SA
PTRmx.jk.locaweb.com.br
TXTv=spf1 include:_spf.locaweb.com.br -all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.84.251, 172.67.199.231
IPv6 hints2606:4700:3032::ac43:c7e7, 2606:4700:3035::6815:54fb
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=159, name=cloudflare-ech.com
SOArocky.ns.cloudflare.comdns@cloudflare.com serial=2400339423

org.br

DNSSEC⚠️ Not signed
NSa.dns.br ⭐ ⚠️ Not in parent delegation
NSb.dns.br ⚠️ Not in parent delegation
NSc.dns.br ⚠️ Not in parent delegation
NSd.dns.br ⚠️ Not in parent delegation
NSe.dns.br ⚠️ Not in parent delegation
NSf.dns.br ⚠️ Not in parent delegation
SOAa.dns.brhostmaster@registro.br serial=2026130030
WOT: SAFE (99/100)

Same first word

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DNS History

10 records (10 active, 0 former)

NSrocky.ns.cloudflare.comsunny.ns.cloudflare.comMXmx.a.locaweb.com.brmx.b.locaweb.com.brmx.core.locaweb.com.brmx.jk.locaweb.com.brA104.21.84.251172.67.199.2312606:4700:3032::ac43:c7e72606:4700:3035::6815:54fb
●NSrocky.ns.cloudflare.com2026-04-24 → 2026-05-10 · 2 obs
● 2026-04-24 17:31:32
● 2026-05-10 01:32:28
●NSsunny.ns.cloudflare.com2026-04-24 → 2026-05-10 · 2 obs
● 2026-04-24 17:31:32
● 2026-05-10 01:32:28
●MXmx.a.locaweb.com.br2026-04-24 → 2026-05-10 · 2 obs
● 2026-04-24 17:31:32
● 2026-05-10 01:32:28
●MXmx.b.locaweb.com.br2026-04-24 → 2026-05-10 · 2 obs
● 2026-04-24 17:31:32
● 2026-05-10 01:32:28
●MXmx.core.locaweb.com.br2026-04-24 → 2026-05-10 · 2 obs
● 2026-04-24 17:31:32
● 2026-05-10 01:32:28
●MXmx.jk.locaweb.com.br2026-04-24 → 2026-05-10 · 2 obs
● 2026-04-24 17:31:32
● 2026-05-10 01:32:28
●A104.21.84.2512026-04-24 → 2026-05-10 · 2 obs
● 2026-04-24 17:31:32
● 2026-05-10 01:32:28
●A172.67.199.2312026-04-24 → 2026-05-10 · 2 obs
● 2026-04-24 17:31:32
● 2026-05-10 01:32:28
●A2606:4700:3032::ac43:c7e72026-04-24 → 2026-05-10 · 2 obs
● 2026-04-24 17:31:32
● 2026-05-10 01:32:28
●A2606:4700:3035::6815:54fb2026-04-24 → 2026-05-10 · 2 obs
● 2026-04-24 17:31:32
● 2026-05-10 01:32:28

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
brf.dns.br, d.dns.br, b.dns.br, e.dns.br...-
iasfa.org.brrocky.ns.cloudflare.com, sunny.ns.cloudflare.com-

✅ Authoritative Response

Server:108.162.194.166

NS records: rocky.ns.cloudflare.com, sunny.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for iasfa.org.br (unsigned zone)

⏱️ Timing

Total: 573ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.199.231, 104.21.84.251
AAAA22606:4700:3032::ac43:c7e7, 2606:4700:3035::6815:54fb
NS2rocky.ns.cloudflare.com, sunny.ns.cloudflare.com
MX4mx.core.locaweb.com.br (pri: 10), mx.a.locaweb.com.br (pri: 20)...
TXT1v=spf1 include:_spf.locaweb.com.br -all
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1rocky.ns.cloudflare.com dns.cloudflare.c

Analysis

IP Addresses

iasfa.org.br resolves to four IP numbers: 2606:4700:3032::ac43:c7e7, 2606:4700:3035::6815:54fb, 104.21.84.251 and 172.67.199.231.

Other host names such as www.informatech.co, wybomeubelvormgeving.nl, www.e00097.com, wowhyderabad.com and albertcar.pl share IPs with iasfa.org.br.

Name Servers

iasfa.org.br is delegated to two name servers: rocky.ns.cloudflare.com and sunny.ns.cloudflare.com.

iasfa.org.br shares the same name server setup as royalpalmorthodontics.com, coozw.com, cumpra.it, bracesindelaware.com and geyp.com.br.

iasfa.org.br at least partially shares name servers with other domains, for instance yu(0x77616e6b)a.com, phoenixcoyotes.com, fiigure.co, orv.pages.dev and osmose-stores.com.

these name servers are commonly used with sullivan.ns.cloudflare.com, rosa.ns.cloudflare.com, melody.ns.cloudflare.com and keenan.ns.cloudflare.com.

Host names with six IP numbers:

rocky.ns.cloudflare.com points to 2606:4700:58::adf5:3be3, 2803:f800:50::6ca2:c1e3, 2a06:98c1:50::ac40:21e3, 108.162.193.227, 172.64.33.227 and 173.245.59.227.

sunny.ns.cloudflare.com points to 2606:4700:50::a29f:26a6, 2803:f800:50::6ca2:c2a6, 2a06:98c1:50::ac40:22a6, 108.162.194.166, 162.159.38.166 and 172.64.34.166.

Mail Servers

Four mail servers handle iasfa.org.br: mx.a.locaweb.com.br, mx.b.locaweb.com.br, mx.core.locaweb.com.br and mx.jk.locaweb.com.br.

iasfa.org.br shares at least partially some mail servers with other domains, including drywash.club, nsa1.nvtel.com.br, achouimoveis.com, shineblue.com.br and felipemahalem.com.

Host names with one IP number:

mx.a.locaweb.com.br points to 186.202.4.42.

mx.b.locaweb.com.br points to 177.153.23.242.

mx.core.locaweb.com.br points to 177.153.23.241.

mx.jk.locaweb.com.br points to 200.234.204.130.